Henry Sullivan, M.D.
NPI 1831157999 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Oak Lawn, IL
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Henry Sullivan, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Oak Lawn, IL (NPI 1831157999).
Provider details
- NPI number
- 1831157999
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036041828 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-01
- Last updated
- 2021-12-17
- Certified
- 2021-12-17
Frequently asked questions
- What is Henry Sullivan's NPI number?
- Henry Sullivan's National Provider Identifier (NPI) is 1831157999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Sullivan's specialty?
- Henry Sullivan is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Henry Sullivan located?
- Henry Sullivan's practice location on file with NPPES is 4400 W 95th St Ste 308, Oak Lawn, IL 60453-2660.
- What is Henry Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Henry Sullivan is (708) 346-4040.
- Does Henry Sullivan accept Medicare?
- Henry Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Henry Sullivan's NPI active?
- Yes — Henry Sullivan's NPI (1831157999) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.